File:Patent-FR-799290.pdf

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Original file(1,296 × 1,754 pixels, file size: 226 KB, MIME type: application/pdf, 4 pages)

Dettagli

Inventor

Robert Jean Jacques Hallauer

Assignee

Robert Jean Jacques Hallauer

Country

FR

Application N°

799290

Application Date

1935-12-13

Patent N°

799290

Brevettato

1936-06-10

Priorità

1935-12-13

Brand

Edacoto

Title

Perfectionnements aux porte-mines à mines interchangeables

Description

Matita meccanica

Riferimenti esterni

Informazioni

Brevetto per una matita meccanica. Assegnato alla Edacoto per comprovata relazione dell'inventore con la ditta.

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current22:42, 5 April 2021Thumbnail for version as of 22:42, 5 April 20211,296 × 1,754, 4 pages (226 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Robert Jean Jacques Hallauer |Assignee=Robert Jean Jacques Hallauer |Country=FR |ApplicationNum=799290 |ApplicationDate=1935-12-13 |PatentNum=799290 |PatentDate=1936-06-10 |PriorityDate=1935-12-13 |Titolo=Perfectionnements aux po...

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